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The new Sapphire Radeon HD 4830 Graphics Card shares the award winning graphics architecture used in the existing HD 4800 series and offers the same features, but with an optimized specification and lower price point to deliver the best performance in its price category. With 640 shader engines and clock speeds of 575 MHz (core) and 900MHz (memory), it offers similar overall performance to the HD 4850 model but at a reduced price point.
Dynamic geometry acceleration Game physics processing capability ATI Avivo HD video and display technology Unified Video Decoder 2 (UVD) for Blu-ray and HD Video Built-in HDMI with 7.1 surround sound support
PCI Express based PC is required with one X16 lane graphics slot available on the motherboard 450 Watt or greater power supply with 75 Watt 6-pin PCI Express power connector recommended (550 Watt and two 6-pin connectors for ATI CrossFireX technology in dual mode) 1GB of system memory Installation software requires CD-ROM drive DVD playback requires DVD drive Blu-ray/HD DVD playback requires Blu-ray/HD DVD drive For a complete ATI CrossFireX system, a second ATI Radeon HD 4830 graphics card, an ATI CrossFireX ready motherboard and one ATI CrossFireX Bridge Interconnect cable per board are required